Finding the Fourth Proportional to 4,852,282.73, 7,277,178.11 and 1,439,762.14
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Solution
The fourth proportional to 4,852,282.73, 7,277,178.11 and 1,439,762.14 is: 2,159,273.51
Step by Step Solution
- Step 1: Write the proportion equation
4,852,282.73 : 7,277,178.11 = 1,439,762.14 : x - Step 2: Convert to fraction form
4,852,282.73/7,277,178.11 = 1,439,762.14/x - Step 3: Cross multiply
4,852,282.73x = 7,277,178.11 × 1,439,762.14 - Step 4: Simplify right side
4,852,282.73x = 10,477,405,530,712.42 - Step 5: Solve for x
x = 10,477,405,530,712.42/4,852,282.73 - Step 6: Final answer
x = 2,159,273.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.